Home / 2,172,150.16-3,258,751.64-655,742.38

Finding the Fourth Proportional to 2,172,150.16, 3,258,751.64 and 655,742.38

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Solution

The fourth proportional to 2,172,150.16, 3,258,751.64 and 655,742.38 is: 983,772.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,150.16 : 3,258,751.64 = 655,742.38 : x
  2. Step 2: Convert to fraction form
    2,172,150.16/3,258,751.64 = 655,742.38/x
  3. Step 3: Cross multiply
    2,172,150.16x = 3,258,751.64 × 655,742.38
  4. Step 4: Simplify right side
    2,172,150.16x = 2,136,901,556,242.50
  5. Step 5: Solve for x
    x = 2,136,901,556,242.50/2,172,150.16
  6. Step 6: Final answer
    x = 983,772.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.